EP0104055A3 - Method & apparatus for producing stepped tubes - Google Patents

Method & apparatus for producing stepped tubes Download PDF

Info

Publication number
EP0104055A3
EP0104055A3 EP83305412A EP83305412A EP0104055A3 EP 0104055 A3 EP0104055 A3 EP 0104055A3 EP 83305412 A EP83305412 A EP 83305412A EP 83305412 A EP83305412 A EP 83305412A EP 0104055 A3 EP0104055 A3 EP 0104055A3
Authority
EP
European Patent Office
Prior art keywords
tube
die
wall portion
carriage
stepped wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP83305412A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0104055A2 (en
Inventor
Kazuhide Takaishi
Toshiki Kadonaga
Shigeharu Nakamura
Masamitsu Tamura
Mitsuru Mizoguchi
Yoshinobu Hirota
Yukinobu Yamasiki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of EP0104055A2 publication Critical patent/EP0104055A2/en
Publication of EP0104055A3 publication Critical patent/EP0104055A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/16—Making tubes with varying diameter in longitudinal direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Tyre Moulding (AREA)
EP83305412A 1982-09-16 1983-09-15 Method & apparatus for producing stepped tubes Withdrawn EP0104055A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP57163021A JPS5956930A (ja) 1982-09-16 1982-09-16 段付チユ−ブの製造方法及びその製造装置
JP163021/82 1982-09-16

Publications (2)

Publication Number Publication Date
EP0104055A2 EP0104055A2 (en) 1984-03-28
EP0104055A3 true EP0104055A3 (en) 1986-03-26

Family

ID=15765682

Family Applications (1)

Application Number Title Priority Date Filing Date
EP83305412A Withdrawn EP0104055A3 (en) 1982-09-16 1983-09-15 Method & apparatus for producing stepped tubes

Country Status (3)

Country Link
US (1) US4534199A (da)
EP (1) EP0104055A3 (da)
JP (1) JPS5956930A (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4306181A1 (de) * 1993-02-27 1994-09-01 Kabelmetal Ag Verfahren zur Herstellung einer Stopfenkammer beim Kaskadenziehen von Rohren und Vorrichtung zur Durchführung des Verfahrens
JP3694506B2 (ja) * 2003-02-04 2005-09-14 石崎プレス工業株式会社 プレス加工を用いた電池用負極缶の製造方法
US20060218985A1 (en) * 2003-04-11 2006-10-05 Kazuhito Kenmochi Tube with high dimensional accuracy, and method and device for manufacturing the tube
TWI423266B (zh) * 2011-10-13 2014-01-11 Atomic Energy Council 六爪連動夾爪結構
RU2684992C2 (ru) * 2014-02-11 2019-04-16 Арконик Инк. Системы и способы экструдирования труб
JP6256668B1 (ja) * 2016-03-11 2018-01-10 新日鐵住金株式会社 差厚鋼管の製造方法および差厚鋼管

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2228301A (en) * 1939-08-22 1941-01-14 Phelps Dodge Copper Prod Tube drawing method and apparatus
US2258242A (en) * 1940-09-27 1941-10-07 Phelps Dodge Copper Prod Apparatus for drawing tubes of multiple wall thickness
SU564030A1 (ru) * 1975-06-16 1977-07-05 Государственный Научно-Исследовательский И Проектный Институт Сплавов И Обработки Цветных Металлов Способ периодического волочени труб
DE2758136B1 (de) * 1977-12-27 1979-04-05 Walter Hunger Ziehbank zur Herstellung von Praezisionsstahlrohren ohne Anangelverlust
US4313328A (en) * 1979-06-25 1982-02-02 Mannesmann Aktiengesellschaft Providing cardan and universal joint-type shafts with gearing
DE3021481C2 (de) * 1980-06-05 1983-04-21 Mannesmann AG, 4000 Düsseldorf Verfahren und Vorrichtung zur Herstellung von Rohren

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0232043B2 (ja) * 1980-07-31 1990-07-18 Kobe Steel Ltd Kakukanchushinsochi

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2228301A (en) * 1939-08-22 1941-01-14 Phelps Dodge Copper Prod Tube drawing method and apparatus
US2258242A (en) * 1940-09-27 1941-10-07 Phelps Dodge Copper Prod Apparatus for drawing tubes of multiple wall thickness
SU564030A1 (ru) * 1975-06-16 1977-07-05 Государственный Научно-Исследовательский И Проектный Институт Сплавов И Обработки Цветных Металлов Способ периодического волочени труб
DE2758136B1 (de) * 1977-12-27 1979-04-05 Walter Hunger Ziehbank zur Herstellung von Praezisionsstahlrohren ohne Anangelverlust
US4313328A (en) * 1979-06-25 1982-02-02 Mannesmann Aktiengesellschaft Providing cardan and universal joint-type shafts with gearing
DE3021481C2 (de) * 1980-06-05 1983-04-21 Mannesmann AG, 4000 Düsseldorf Verfahren und Vorrichtung zur Herstellung von Rohren

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENTS ABSTRACTS OF JAPAN, vol. 6, no. 97 (M-134)[975], 5th June 1982; & JP-A-57 031 426 (KOBE SEIKOSHO K.K.) 19-02-1982 *

Also Published As

Publication number Publication date
JPS5956930A (ja) 1984-04-02
US4534199A (en) 1985-08-13
EP0104055A2 (en) 1984-03-28
JPS6247607B2 (da) 1987-10-08

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 19830927

AK Designated contracting states

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Designated state(s): DE FR GB IT

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Effective date: 19870708

STAA Information on the status of an ep patent application or granted ep patent

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18D Application deemed to be withdrawn

Effective date: 19880119

RIN1 Information on inventor provided before grant (corrected)

Inventor name: KADONAGA, TOSHIKI

Inventor name: YAMASIKI, YUKINOBU

Inventor name: MIZOGUCHI, MITSURU

Inventor name: TAMURA, MASAMITSU

Inventor name: NAKAMURA, SHIGEHARU

Inventor name: TAKAISHI, KAZUHIDE

Inventor name: HIROTA, YOSHINOBU